import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message,
} from "antd";
import { PlusOutlined } from "@ant-design/icons";
import { Link } from "react-router-dom";
import "./index.scss";
import ReactQuill from "react-quill";
import "react-quill/dist/quill.snow.css";
import { useState } from "react";
import { createArticleAPI, getArticleById ,updateArticleAPI} from "@/apis/article";
import { useChannel } from "@/hooks/useChannel";
import { useEffect } from "react";
import { useSearchParams } from "react-router-dom";
// import { type } from "@testing-library/user-event/dist/type";
import { useNavigate } from "react-router-dom";

const { Option } = Select;

const Publish = () => {
  //获取频道列表
  const { channelList } = useChannel();
  const navigate = useNavigate();
  //提交表单
  const onFinish = async (formValue) => {
    //console.log(formValue);
    //校验封面类型imageType是否和实际的图片列表imageList数量相等
    if (imageType !== imageList.length) {
      return message.warning("封面类型和图片数量不匹配");
    }
    //1、按照接口文档的格式处理收集到的表单数据
    const { title, content, channel_id } = formValue;
    
    const formatUrl = (list) => {
      return list.map(item => {
        if (item.response) {
          return item.response.data.url
        } else {
          return item.url
        }
      })
    }
    const reqData = {
      title,
      content,
      channel_id,
      cover: {
        type: imageType, //封面类型
        // images: imageList.filter(
        //   (item) => item.response && item.response.data && item.response.data.url
        // )
        // .map((item) => item.response.data.url) //图片列表
        //这里的url处理逻辑只是在新增时候的逻辑
        //编辑的时候需要做处理
        images: formatUrl(imageList),
      },
    };
    //2、调用接口提交
    //处理调用不同的接口 新增-新增接口  编辑状态-更新接口   id
    if (articleId) {
      await updateArticleAPI({ ...reqData, id: articleId })
      message.success("更新成功");
    } else {
      const res = await createArticleAPI(reqData);
      message.success("创建文章成功");
      console.log(res, "111");
    }
    navigate("/article");
  };
  //上传回调
  const [imageList, setImageList] = useState([]);
  const onChange = (value) => {
    //console.log(value, "正在上传中");
    setImageList(value.fileList);
    //console.log(imageList, "图片列表");
    // const imageList2 = value.fileList
    //   .filter(
    //     (item) => item.response && item.response.data && item.response.data.url
    //   )
    //   .map((item) => item.response.data.url);
    // console.log(imageList2, "图片列表2");
  };

  //切换图片封面类型
  // 控制图片Type
  const [imageType, setImageType] = useState(0);
  const onTypeChange = (e) => {
    ///console.log(e);
    setImageType(e.target.value);
  };
  //回填数据
  const [searchParams] = useSearchParams();
  const articleId = searchParams.get("id");
  //console.log(articleId,'articleId')
  //获取实例
  const [form] = Form.useForm();
  useEffect(() => {
    //1通过id获取数据
    async function getArticleDetail() {
      const res = await getArticleById(articleId);
      // console.log(res.data,'111')
      const data = res.data;
      const { cover } = data;
      form.setFieldsValue({
        ...data,
        type: cover.type,
      });
      //为什么现在的写法无法回填封面
      //数据结构的问题， set方法-> {type:3} {cover:{type:3}}

      //回填图片列表
      setImageType(cover.type);
      //显示图片({url:url})
      setImageList(
        cover.images.map((url) => {
          return { url };
        })
      );
    }
    //只有有id的时候才能调用此函数回填
    if (articleId) {
      getArticleDetail();
    }

    //2通过实例方法完成回填
  }, [articleId, form]);

  return (
    <div className="publish">
      <Card
        title={
          <Breadcrumb
            items={[
              { title: <Link to={"/"}>首页</Link> },
              { title: `${articleId ? "编辑文章" : "发布文章"}` },
            ]}
          />
        }
      >
        <Form
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: 0 }}
          onFinish={onFinish}
          form={form}
        >
          <Form.Item
            label="标题"
            name="title"
            rules={[{ required: true, message: "请输入文章标题" }]}
          >
            <Input placeholder="请输入文章标题" style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label="频道"
            name="channel_id"
            rules={[{ required: true, message: "请选择文章频道" }]}
          >
            <Select placeholder="请选择文章频道" style={{ width: 400 }}>
              {channelList.map((item) => (
                // value属性用户选中之后会自动收集起来作为接口的提交字段
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>
          <Form.Item label="封面">
            <Form.Item name="type">
              <Radio.Group onChange={onTypeChange}>
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {imageType > 0 && (
              <Upload
                name="image"
                listType="picture-card"
                showUploadList
                action={"http://geek.itheima.net/v1_0/upload"}
                onChange={onChange}
                maxCount={imageType}
                fileList={imageList}
              >
                <div style={{ marginTop: 8 }}>
                  <PlusOutlined />
                </div>
              </Upload>
            )}
          </Form.Item>
          <Form.Item
            label="内容"
            name="content"
            rules={[{ required: true, message: "请输入文章内容" }]}
          >
            {/* 富文本编辑器 */}
            <ReactQuill
              className="publish-quill"
              theme="snow"
              placeholder="请输入文章内容"
            />
          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size="large" type="primary" htmlType="submit">
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  );
};

export default Publish;
